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Flonase starts at $20.00 per month, while Nasonex starts at $29.00 per month in Canada. Flonase contains fluticasone nasal, while Nasonex contains mometasone nasal. Last updated: 2026-02-26.

Head-to-Head Comparison

Flonase Nasonex
Price Range $20–$41 per month $29–$53 per month
Cheapest Pharmacy Costco ($19.49 per month) Costco ($28.49 per month)
Generic Name fluticasone nasal mometasone nasal
Route Nasal spray Nasal spray
Category Allergy Allergy
ODB Coverage General Benefit General Benefit

Pharmacy Total Breakdown

Pharmacy Flonase Nasonex
Costco $19.49 per month $28.49 per month
Walmart $31.97 per month $41.97 per month
Rexall $38.99 per month $48.99 per month
Shoppers Drug Mart $40.99 per month $52.99 per month

Frequently Asked Questions

Which is cheaper, Flonase or Nasonex?
Flonase is generally cheaper, starting at $20.00 per month compared to $29.00 per month for Nasonex. The lowest price is at Costco ($19.49 per month).
What is the difference between Flonase and Nasonex?
Flonase (fluticasone nasal) and Nasonex (mometasone nasal) are different medications in the allergy category.
Is Flonase or Nasonex covered by provincial drug plans?
Flonase: General Benefit on the Ontario Drug Benefit formulary. Nasonex: General Benefit on the Ontario Drug Benefit formulary.

Last updated: 2026-02-26

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